Description Dr Brown’s Storage / Travel Caps. Take the Wide-Neck Storage Travel Cap along with your bottle wherever it goes to keep the contents safe and secure. Simply remove the teat, collar and internal vent system, screw on the Storage Travel Cap, and you’re done! Use the storage and travel caps when pumping, when transporting, and when warming. Use the travel caps when traveling by air to prevent effect of pressurised cabin on the Dr Brown’s vacuum-free bottle. BPA free.
